1Z0-898 Exam Questions

The department entity has a unidirectional One To Many relationship to the employee entity. The developer wants to model this relationship as a java.util.map such that the key of m...

The developer wants to override the default mappings for an embeddable class Address used by the customer entity. The Address class is defined as follows: @Embeddable public class...

An application has two entities, Department and Employee, and there is a one-to-many relationship between them. The application has the following query: SELECT d FROM Department d...

An application creates a TypedQuery object to perform a query, and sets the query object's flush mode by calling setFlushMode (FlushModeType.commit). The query is executed within a...

A developer needs to include a set of managed classes in a persistence unit. Which two solutions are correct? (Choose two.)

Consider the following web application: Here MyEntity1.class and MyEntity2.class are annotated with @Entity and MyEmbeddable1- class and MyEmbeddable2-class are annotated with @Emb...

Consider a persistence application with following entity: @Entity Public class MyEntity { @Column (name = "FIELDA_COLUMN") int fieldA; int fieldB; int fieldC; int fieldD; An orm.xm...

A developer wants to write a type-safe Criteria API query. Which two of the following statements true about Criteria query roots? (Choose two)

Which of the following Criteria query snippets demonstrates the correct way to create and execute strongly typed queries? Assume that cb references an instance of the CriteriaBuild...

A developer is writing an application with three java Persistence API entities: order, customer, and Address. There is a many-to-one relationship between order and customer, and a...

Which one of the following queries selects the customer whose order has the highest total price?

Which cascade option can be specified in a mapping descriptor so that it applies to all relationships in a persistent e unit?

Persistence application locks entity x with a LockModeType. PESSIMISTIC_READ lock type, which statement is true?